Fix for 29, 30, readme and update log file location and name

[bhumitra]

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Summary of Pull Request

Fixes issues 29, 30 i.e.

• Adjust certificate thresholds
• Update formatting of date column in backup dashboard

Update to README.md Update log location and name

Type of Pull Request

• [x] This is a bug fix.
• [x] This is an enhancement or feature.
• [ ] This is a code style / formatting update.
• [ ] This is a documentation update.
• [ ] This is a refactoring update.
• [ ] This is something else. Please describe:

Related to Existing Issues

Closes #29 Closes #30

Test and Documentation Coverage

• [x] Tests have been completed (for bug fixes / features).
• [x] Documentation has been added / updated (for bug fixes / features).

Breaking Changes

• [ ] Yes, there are breaking changes.
• [x] No, there are no breaking changes.